Find the characteristic equation of the given matrix. [8-15 2] 031-1 0 0-6-6 0 0 0-5] A = (8-A)(-1-A)(5-A)(2-) = 0 O (-5-A)(-6-A)(-1-A)(2-A) = 0 O (8-A)(3-A)(-6 - A)(-5-A) = 0 O (2-A)(-1-A)(-6 - A)(-5 - A) = 0

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